Specification: Item Type: Cuticle Grinding Bit Product Material: Diamond Specifications: 2 boxes, each containing 6 pieces. FEATURES: GRINDING BITS: The drill bits feature varying surface roughness from top to bottom, allowing for quick removal of nail glue for cleaning, shaping, trimming, smoothing, and removal, meeting your diverse needs. GREAT MATERIAL: Made of diamond, offering reliable strength, high durability, and low cutting performance with less dust. Effectively and quickly reshapes, polishes, smooths, buffs, sculpts, and finishes gel nails. EASY TO USE: The drill bit can rotate clockwise or counterclockwise for smooth CW and CCW cuts, ideal for both right and left hands, eliminating the need to switch sizes during work. VARIOUS TYPES: You'll receive 12 styles of nail drill bits suitable for most drills, nail machines, most gel nails, and experienced manicurists or beginners. SMART STORAGE: Comes with a matching case for protection and convenient storage, keeping these nail drill bits organized. Package List: 12 x Cuticle Grinding Bits 2 x Storage Boxes